@inproceedings{sgem2018S21004,
  title = {ADAPTATIONS OF THE MEDIEVAL DEFENSIVE ARCHITECTURE},
  author = {I. Kozlowska},
  booktitle = {5th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2018},
  year = {2018},
  pages = {27-34},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgemsocial2018/5.3/S21.004}
}